Massive glaciers, staggering mountains, plains dotted with wild animals: We sure live in a big, beautiful world. In fact, when looking at the most beautiful places in the world, it can feel impossible to decide where to visit next. While pinpointing all of Mother Nature’s greatest hits could take a lifetime, we think these 51 out-of-this-world landscapes and awe-inspiring wonders—from Arizona to Antarctica—need to move to the very top of your travel list. Whether you’re looking for beaches, forests, or national parks, you’re sure to find you new favorite destination on this list. Which one will you travel to first?